1813455360

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2539}}^1$

素因数の和:2599

約数の個数: 240

約数和(自身を含む): 6485656320

約数和(自身を除く): 4672200960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 512, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1860, 1920, 1984, 2232, 2304, 2480, 2539, 2560, 2790, 2880, 2976, 3720, 3840, 3968, 4464, 4608, 4960, 5078, 5580, 5760, 5952, 7440, 7617, 7680, 7936, 8928, 9920, 10156, 11160, 11520, 11904, 12695, 14880, 15234, 15872, 17856, 19840, 20312, 22320, 22851, 23040, 23808, 25390, 29760, 30468, 35712, 38085, 39680, 40624, 44640, 45702, 47616, 50780, 59520, 60936, 71424, 76170, 78709, 79360, 81248, 89280, 91404, 101560, 114255, 119040, 121872, 142848, 152340, 157418, 162496, 178560, 182808, 203120, 228510, 236127, 238080, 243744, 304680, 314836, 324992, 357120, 365616, 393545, 406240, 457020, 472254, 487488, 609360, 629672, 649984, 708381, 714240, 731232, 787090, 812480, 914040, 944508, 974976, 1180635, 1218720, 1259344, 1299968, 1416762, 1462464, 1574180, 1624960, 1828080, 1889016, 1949952, 2361270, 2437440, 2518688, 2833524, 2924928, 3148360, 3249920, 3541905, 3656160, 3778032, 3899904, 4722540, 4874880, 5037376, 5667048, 5849856, 6296720, 6499840, 7083810, 7312320, 7556064, 9445080, 9749760, 10074752, 11334096, 11699712, 12593440, 14167620, 14624640, 15112128, 18890160, 19499520, 20149504, 22668192, 25186880, 28335240, 29249280, 30224256, 37780320, 40299008, 45336384, 50373760, 56670480, 58498560, 60448512, 75560640, 90672768, 100747520, 113340960, 120897024, 151121280, 181345536, 201495040, 226681920, 302242560, 362691072, 453363840, 604485120, 906727680, 1813455360]

約数ペア:

[(1, 1813455360), (2, 906727680), (3, 604485120), (4, 453363840), (5, 362691072), (6, 302242560), (8, 226681920), (9, 201495040), (10, 181345536), (12, 151121280), (15, 120897024), (16, 113340960), (18, 100747520), (20, 90672768), (24, 75560640), (30, 60448512), (31, 58498560), (32, 56670480), (36, 50373760), (40, 45336384), (45, 40299008), (48, 37780320), (60, 30224256), (62, 29249280), (64, 28335240), (72, 25186880), (80, 22668192), (90, 20149504), (93, 19499520), (96, 18890160), (120, 15112128), (124, 14624640), (128, 14167620), (144, 12593440), (155, 11699712), (160, 11334096), (180, 10074752), (186, 9749760), (192, 9445080), (240, 7556064), (248, 7312320), (256, 7083810), (279, 6499840), (288, 6296720), (310, 5849856), (320, 5667048), (360, 5037376), (372, 4874880), (384, 4722540), (465, 3899904), (480, 3778032), (496, 3656160), (512, 3541905), (558, 3249920), (576, 3148360), (620, 2924928), (640, 2833524), (720, 2518688), (744, 2437440), (768, 2361270), (930, 1949952), (960, 1889016), (992, 1828080), (1116, 1624960), (1152, 1574180), (1240, 1462464), (1280, 1416762), (1395, 1299968), (1440, 1259344), (1488, 1218720), (1536, 1180635), (1860, 974976), (1920, 944508), (1984, 914040), (2232, 812480), (2304, 787090), (2480, 731232), (2539, 714240), (2560, 708381), (2790, 649984), (2880, 629672), (2976, 609360), (3720, 487488), (3840, 472254), (3968, 457020), (4464, 406240), (4608, 393545), (4960, 365616), (5078, 357120), (5580, 324992), (5760, 314836), (5952, 304680), (7440, 243744), (7617, 238080), (7680, 236127), (7936, 228510), (8928, 203120), (9920, 182808), (10156, 178560), (11160, 162496), (11520, 157418), (11904, 152340), (12695, 142848), (14880, 121872), (15234, 119040), (15872, 114255), (17856, 101560), (19840, 91404), (20312, 89280), (22320, 81248), (22851, 79360), (23040, 78709), (23808, 76170), (25390, 71424), (29760, 60936), (30468, 59520), (35712, 50780), (38085, 47616), (39680, 45702), (40624, 44640)]